CN102850651A - Antioxidation and antibacterial polypropylene material and preparation method thereof - Google Patents
Antioxidation and antibacterial polypropylene material and preparation method thereof Download PDFInfo
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- CN102850651A CN102850651A CN2012103221172A CN201210322117A CN102850651A CN 102850651 A CN102850651 A CN 102850651A CN 2012103221172 A CN2012103221172 A CN 2012103221172A CN 201210322117 A CN201210322117 A CN 201210322117A CN 102850651 A CN102850651 A CN 102850651A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an antioxidation and antibacterial polypropylene material and a preparation method thereof. The antioxidation and antibacterial polypropylene material comprises the following components, by weight, 100 part of polypropylene, 25-35 parts of a filler, 5-15 parts of a toughening agent, 0.1-0.5 part of an antioxidant, 0.2-0.8 part of an antibacterial agent, 0.5-1.5 parts of a dispersant, and 0.1-0.5 part of an ultraviolet absorbent, wherein the antioxidant is TiO2-g-KH-570/PMA, and the antibacterial agent is ZeomicXAW10D. According to the present invention, the preparation method is simple, the resulting antioxidation and antibacterial polypropylene has excellent oxidation resistance, and an antibacterial effect is rapid and persistent.
Description
Technical field
The invention belongs to polymeric material field, relate in particular to a kind of anti-oxidant antibacterial polypropylene material and preparation method thereof.
Background technology
Because plastics are ubiquitous, people are very frequent to their contact, but various surface of plastic products polluted and breed bacteria easily, can consist of certain threat to using with the people's that contact them health.If give these plastic materials itself with antibiotic or sterilizing function, improve beyond doubt one of approach of level of human health.Developed country starts from phase early 1980s to the plastics development with antibacterial, has entered practical stage.Along with growth in the living standard, have antibiotic and various plastics sterilizing function wide prospect is arranged.
Summary of the invention
The purpose of this invention is to provide a kind of anti-oxidant antibacterial polypropylene material and preparation method thereof, the anti-oxidant antibacterial polypropylene material of preparation, antioxidant property is excellent, good anti-bacterial effect, antibiotic lasting, mechanical property is excellent, can be widely used in small household appliances and kitchen guarding's apparatus.
The objective of the invention is to be achieved through the following technical solutions:
A kind of anti-oxidant antibacterial polypropylene material is characterized in that: this material component and content are:
100 parts of polypropylene;
25 ~ 35 parts of weighting agents;
5 ~ 15 parts of toughner;
0.1 ~ 0.5 part of antioxidant;
0.2 ~ 0.8 part of antiseptic-germicide;
0.5 ~ 1.5 part of dispersion agent;
0.1 ~ 0.5 part of UV light absorber;
Wherein, weighting agent is that nanometer grade calcium carbonate filler, toughner are that POE, antioxidant are TiO
2– g – KH – 570/PMA, antiseptic-germicide is Zeomic XAW10D, dispersion agent is EBS, ultraviolet absorbent UV-531.
Among the present invention, antiseptic-germicide Zeomic XAW10D is the Ag Loaded Zeolite Antimicrobial that Japanese Sinanen Zeomic company produces, namely carry silver or carry silver and zinc A type zeolite, the silver content massfraction is 2.1% ~ 2.5%, MFRC to bacterium is 62.5 ~ 500mg/L, to the MFRC of Mycophyta be 500 ~ ~ 1000mg/L.
A kind of preparation method of anti-oxidant antibacterial polypropylene material is characterized in that this preparation method may further comprise the steps:
1) takes by weighing by weight ratio 100 parts of polypropylene; 25 ~ 35 parts of weighting agents; 5 ~ 15 parts of toughner; 0.2 ~ 0.8 part of antiseptic-germicide; 0.5 ~ 1.5 part of dispersion agent; 0.1 ~ 0.5 part of UV light absorber;
2) preparation antioxidant
With the 4.5g nano-TiO
2Be dissolved in the 300ml dehydrated alcohol, pour in the 500ml there-necked flask behind the ultrasonic concussion 30min; Other is dissolved in 4.5gKH – 570 in the 10ml dehydrated alcohol and adds in the 500ml there-necked flask, and stir, reflux, 75 ~ 80 ℃ of lower reaction 4h, centrifugation (16000r/min, 15min) after the end repeats 3 times, obtains TiO
2– g – KH – 570, stir, ultra-sonic dispersion 1h post-heating to 80 ℃, logical nitrogen, add BPO0.30g, slowly splash into monomer M A45ml, centrifugation obtains lower floor's product behind the reaction 3h, and recentrifuge separates behind the stirring 1h in dehydrated alcohol, repeated washing without till the PMA, obtains antioxidant TiO to the clear liquid
2– g – KH – 570/PMA;
3) each component and step 2 of step 1) being taken by weighing) preparation TiO
20.1 ~ 0.5 part of – g – KH – 570/PMA mixes in high-speed mixer;
4) each component that step 3) is mixed place twin screw extruder through melting, extrude, granulation, obtain anti-oxidant antibacterial polypropylene material.
Each of described twin screw extruder section is set to: district's feeding section temperature is 200 ~ 210 ℃; Two districts compression section temperature is 210 ~ 220 ℃; Three district's metering zone temperature are 220 ~ 225 ℃; Four district's head temperatures are 225 ~ 230 ℃; 225 ℃ of head temperatures; Screw speed 350 ~ 400r/min, Zhen Kong Du – 0.03 ~ – 0.06Mpa.
Preparation method of the present invention is simple, and the material antioxidant property that obtains is excellent, good anti-bacterial effect, and antibiotic lasting rapidly, mechanical property is excellent, can be widely used in small household appliances and the kitchen guarding's apparatus.
Embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment 1
A kind of anti-oxidant antibacterial polypropylene material, mark by weight, composed of the following components:
100 parts of polypropylene; 25 parts of weighting agents; 5 parts of toughner; 0.1 part of antioxidant; 0.2 part of antiseptic-germicide; 0.5 part of dispersion agent; 0.1 part of UV light absorber.Antioxidant is TiO
2– g – KH – 570/PMA, antiseptic-germicide Zeomic XAW10D are the Ag Loaded Zeolite Antimicrobials that Japanese Sinanen Zeomic company produces.
Its preparation method is as follows:
Step 1: take by weighing by weight ratio 100 parts of polypropylene; 25 parts of weighting agents; 5 parts of toughner; 0.2 part of antiseptic-germicide; 0.5 part of dispersion agent; 0.1 part of UV light absorber;
Step 2: with the 4.5g nano-TiO
2Be dissolved in the 300ml dehydrated alcohol, pour in the 500ml there-necked flask behind the ultrasonic concussion 30min.Other is dissolved in 4.5gKH – 570 in the 10ml dehydrated alcohol and adds in the 500ml there-necked flask, and stir, reflux, 75 ~ 80 ℃ of lower reaction 4h, centrifugation (16000r/min, 15min) after the end repeats 3 times, obtains TiO
2– g – KH – 570, stir, ultra-sonic dispersion 1h post-heating to 80 ℃, logical nitrogen, add BPO0.30g, slowly splash into monomer M A45ml, centrifugation obtains lower floor's product behind the reaction 3h, and recentrifuge separates behind the stirring 1h in an amount of dehydrated alcohol, repeated washing without till the PMA, obtains antioxidant TiO to the clear liquid
2– g – KH – 570/PMA.Take by weighing by weight ratio TiO
2– g – KH – 570/PMA0.1 part.
Step 3: the TiO of each component that step 1 is taken by weighing and step 2 preparation
2– g – KH – 570/PMA mixes in high-speed mixer;
Step 3: each component that step 3 is mixed put into twin screw extruder through melting, extrude, granulation, obtain anti-oxidant antibacterial polypropylene material.
The processing parameter of twin screw extruder is: district's feeding section temperature is 200 ℃; Two districts compression section temperature is 210 ℃; Three district's metering zone temperature are 220 ℃; Four district's head temperatures are 225 ℃; 225 ℃ of screw speed 350r/min of head temperature, Zhen Kong Du – 0.03Mpa.
Embodiment 2
Another anti-oxidant antibacterial polypropylene material, mark by weight, composed of the following components:
100 parts of polypropylene; 30 parts of weighting agents; 10 parts of toughner; 0.5 part of antioxidant; 0.5 part of antiseptic-germicide; 0.5 part of dispersion agent; 0.5 part of UV light absorber.
Its preparation method is as follows:
Step 1: take by weighing by weight ratio 100 parts of polypropylene; 30 parts of weighting agents; 10 parts of toughner; 0.5 part of antiseptic-germicide; 0.5 part of dispersion agent; 0.5 part of UV light absorber;
Step 2: with the 4.5g nano-TiO
2Be dissolved in the 300ml dehydrated alcohol, pour in the 500ml there-necked flask behind the ultrasonic concussion 30min.Other is dissolved in 4.5gKH – 570 in the 10ml dehydrated alcohol and adds in the 500ml there-necked flask, and stir, reflux, 75 ~ 80 ℃ of lower reaction 4h, centrifugation (16000r/min, 15min) after the end repeats 3 times, obtains TiO
2– g – KH – 570, stir, ultra-sonic dispersion 1h post-heating to 80 ℃, logical nitrogen, add BPO0.30g, slowly splash into monomer M A45ml, centrifugation obtains lower floor's product behind the reaction 3h, and recentrifuge separates behind the stirring 1h in an amount of dehydrated alcohol, repeated washing without till the PMA, obtains TiO to the clear liquid
2– g – KH – 570/PMA.Take by weighing by weight ratio TiO
2– g – KH – 570/PMA0.5 part.
Step 3: the TiO of each component that step 1 is taken by weighing and step 2 preparation
2– g – KH – 570/PMA mixes in high-speed mixer;
Step 4: each component that step 3 is mixed as in the refreshing screw extrusion press through melting, extrude, granulation obtains anti-oxidant antibacterial polypropylene material.Processing parameter is: district's feeding section temperature is 205 ℃; Two districts compression section temperature is 215 ℃; Three district's metering zone temperature are 225 ℃; Four district's head temperatures are 230 ℃; 225 ℃ of screw speed 400r/min of head temperature, Zhen Kong Du – 0.05M.
Claims (4)
1. anti-oxidant antibacterial polypropylene material, it is characterized in that: this material component and content are:
100 parts of polypropylene;
25 ~ 35 parts of weighting agents;
5 ~ 15 parts of toughner;
0.1 ~ 0.5 part of antioxidant;
0.2 ~ 0.8 part of antiseptic-germicide;
0.5 ~ 1.5 part of dispersion agent;
0.1 ~ 0.5 part of UV light absorber;
Wherein, weighting agent is that nanometer grade calcium carbonate filler, toughner are that POE, antioxidant are TiO
2– g – KH – 570/PMA, antiseptic-germicide is Zeomic XAW10D, dispersion agent is EBS, ultraviolet absorbent UV-531.
2. anti-oxidant antibacterial polypropylene material according to claim 1, it is characterized in that: described antiseptic-germicide Zeomic XAW10D is the Ag Loaded Zeolite Antimicrobial that Japanese Sinanen Zeomic company produces, namely carry silver or carry silver and zinc A type zeolite, the silver content massfraction is 2.1% ~ 2.5%, MFRC to bacterium is 62.5 ~ 500mg/L, to the MFRC of Mycophyta be 500 ~ ~ 1000mg/L.
3. the preparation method of an anti-oxidant antibacterial polypropylene material claimed in claim 1 is characterized in that this preparation method may further comprise the steps:
1) takes by weighing by weight ratio 100 parts of polypropylene; 25 ~ 35 parts of weighting agents; 5 ~ 15 parts of toughner; 0.2 ~ 0.8 part of antiseptic-germicide; 0.5 ~ 1.5 part of dispersion agent; 0.1 ~ 0.5 part of UV light absorber;
2) preparation antioxidant
With the 4.5g nano-TiO
2Be dissolved in the 300ml dehydrated alcohol, pour in the 500ml there-necked flask behind the ultrasonic concussion 30min; Other is dissolved in 4.5gKH – 570 in the 10ml dehydrated alcohol and adds in the 500ml there-necked flask, and stir, reflux, 75 ~ 80 ℃ of lower reaction 4h, centrifugation after the end repeats 3 times, obtains TiO
2– g – KH – 570, stir, ultra-sonic dispersion 1h post-heating to 80 ℃, logical nitrogen, add BPO0.30g, slowly splash into monomer M A45ml, centrifugation obtains lower floor's product behind the reaction 3h, and recentrifuge separates behind the stirring 1h in dehydrated alcohol, repeated washing without till the PMA, obtains antioxidant TiO to the clear liquid
2– g – KH – 570/PMA;
3) each component and step 2 of step 1) being taken by weighing) preparation TiO
20.1 ~ 0.5 part of – g – KH – 570/PMA mixes in high-speed mixer;
4) each component that step 3) is mixed place twin screw extruder through melting, extrude, granulation, obtain anti-oxidant antibacterial polypropylene material.
4. anti-oxidant antibacterial polypropylene material preparation method according to claim 3 is characterized in that: in step 4), each of described twin screw extruder section is set to: district's feeding section temperature is 200 ~ 210 ℃; Two districts compression section temperature is 210 ~ 220 ℃; Three district's metering zone temperature are 220 ~ 225 ℃; Four district's head temperatures are 225 ~ 230 ℃; 225 ℃ of head temperatures; Screw speed 350 ~ 400r/min, Zhen Kong Du – 0.03 ~ – 0.06Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012103221172A CN102850651A (en) | 2012-09-04 | 2012-09-04 | Antioxidation and antibacterial polypropylene material and preparation method thereof |
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| CN2012103221172A CN102850651A (en) | 2012-09-04 | 2012-09-04 | Antioxidation and antibacterial polypropylene material and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467836A (en) * | 2013-08-23 | 2013-12-25 | 吴江市天源塑胶有限公司 | Anti-bacterial EVA plastic |
| CN104151733A (en) * | 2014-02-28 | 2014-11-19 | 江苏顺泰包装印刷科技有限公司 | PVC thin film with antibacterial effect and preparation method of thin film |
| CN104479215A (en) * | 2014-11-13 | 2015-04-01 | 苏州威尔德工贸有限公司 | Preparation method of polypropylene composite material for infant drinking cup |
| CN104927203A (en) * | 2015-07-16 | 2015-09-23 | 江苏兆鋆新材料股份有限公司 | Anti-oxidation and antimicrobial polypropylene material and preparation method thereof |
| CN106329338A (en) * | 2016-08-31 | 2017-01-11 | 孟玲 | Electric power cabinet with antibacterial effect |
| CN106543401A (en) * | 2016-08-30 | 2017-03-29 | 山东方鼎安全玻璃科技有限公司 | A kind of antibacterial TPU material and preparation method thereof |
| CN106589582A (en) * | 2016-11-22 | 2017-04-26 | 上海纳米技术及应用国家工程研究中心有限公司 | Reinforced and toughened antibacterial polypropylene material and preparing method thereof |
| CN107556584A (en) * | 2017-09-30 | 2018-01-09 | 四会市启德信息咨询服务有限公司 | A kind of mould proof fire-retardant polyethylene cable material |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089038A (en) * | 2007-06-08 | 2007-12-19 | 深圳市科聚新材料有限公司 | Antibacterial polypropylene material and its prepn process |
-
2012
- 2012-09-04 CN CN2012103221172A patent/CN102850651A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089038A (en) * | 2007-06-08 | 2007-12-19 | 深圳市科聚新材料有限公司 | Antibacterial polypropylene material and its prepn process |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467836A (en) * | 2013-08-23 | 2013-12-25 | 吴江市天源塑胶有限公司 | Anti-bacterial EVA plastic |
| CN104151733A (en) * | 2014-02-28 | 2014-11-19 | 江苏顺泰包装印刷科技有限公司 | PVC thin film with antibacterial effect and preparation method of thin film |
| CN104151733B (en) * | 2014-02-28 | 2016-05-04 | 江苏顺泰包装印刷科技有限公司 | A kind of PVC film that possesses antibacterial action and preparation method thereof |
| CN104479215A (en) * | 2014-11-13 | 2015-04-01 | 苏州威尔德工贸有限公司 | Preparation method of polypropylene composite material for infant drinking cup |
| CN104927203A (en) * | 2015-07-16 | 2015-09-23 | 江苏兆鋆新材料股份有限公司 | Anti-oxidation and antimicrobial polypropylene material and preparation method thereof |
| CN106543401A (en) * | 2016-08-30 | 2017-03-29 | 山东方鼎安全玻璃科技有限公司 | A kind of antibacterial TPU material and preparation method thereof |
| CN106329338A (en) * | 2016-08-31 | 2017-01-11 | 孟玲 | Electric power cabinet with antibacterial effect |
| CN106589582A (en) * | 2016-11-22 | 2017-04-26 | 上海纳米技术及应用国家工程研究中心有限公司 | Reinforced and toughened antibacterial polypropylene material and preparing method thereof |
| CN107556584A (en) * | 2017-09-30 | 2018-01-09 | 四会市启德信息咨询服务有限公司 | A kind of mould proof fire-retardant polyethylene cable material |
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Application publication date: 20130102 |